the fbi to catch him after he said he wanted to start a civil war in the united states and join the taliban. >>> a san leandro elementary school is a crime scene right now following a deadly shooting on campus last night. investigators are looking for a suspect and motive in the murder. it happened at hillside elementary school about 8:45 last night. police found and 18-year-old with a gunshot wound. he was pronounced dead a short time later. kpix 5's da lin is in san leandro where the victim's mother says, she actually heard the shots that killed her son. >> reporter: the family lives a block away from the crime scene. you can see family members and friends showing up for a memorial to remember trevion foster, a good kid with a bright future. family and friends are heartbroken over the death of 18-year-old trevion foster. his mother ran to the school when she heard four shots around 8:45 last night. >> when i seen my baby's car i lost it because i know something bad had happened. i had been calling his cell phone, no answer. >> reporter: her son told her he was hanging out at nearby hillsi